The real detecting result shows that it is feasible to use the engine surface vibration signal to diagnose main bearing shell abnormal wear trouble.
现场实测结果表明，利用柴油机表面振动信号来诊断柴油机主轴瓦异常磨损故障是可行的。
Using Reynolds equation to derivate the formula for calculating bearing pressure distribution, then calculate pressure distribution of main bearing shell of tube mill on the basis of this formula.
本文用雷诺方程推导出计算轴承压力分布的差分公式；并以此为依据，计算管磨机主轴承轴瓦的压力分布；并为轴瓦的结构设计提出建议。
Result showed that main reasons on ablation of roll bearing were transformation of forward Angle, flow value of cool water, water pressure, water pipe position, and deformation of roll-shell et al.
对造成轧辊烧轴承的原因进行了分析，结果表明：轧辊烧轴承主要与轧辊送进角的变化，冷却水的水量、水压及水管位置，轧辊架变形情况等有关。
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